Variable Star xyleo

CROSS IDENTIFICATION: xy leo

xy leo = AN 1934.0356 = BD +18 2307 

GCVS result

ID: 460050
Variable star: XY Leo
RA 2000: 100140.4
DE 2000: +172433
RA 1950:
DE 1950:
Type of variability: EW/KW
Max (mag): 9.45
Min (mag): 9.93
Photometric system: V
Epoch (JD): 45074.4906
Period (d): 0.2840969
Year of outburst for N, SN:
M-m (or D):
Spectrum: K0V+K0
Study reference: 09317
Chart or phot. ref.: 00156
Cases of non-existence:

GCVS NOTE result

Min II 9.80. P var. Min = 2435195.66306 + 0.2841091d*E "(JD2434000 - 36500) [03392] "0.28409592d*E (JD2436500 - 40000) [00001] 2441005.5364 + 0.28410727d*E (JD2441000 - 44000) "[09084] The light curve shape var.

GCVS NOTES fulltext search:  

NSV: Suspected Variable NSV  not found.

BRKA: Variable star xy leo not found.

MEKA: Variable star xy leo not found.

Please put the variable's designation into field in common style - for example: ZUMa, zuma, V477Cyg, v1182Cyg, NSV 255, nsv2544. Designation of bright variable stars like Beta Persei type in short style (three letters) - bet Per. The complete cross-identification among more then 30 catalogues will be done after submitting.
Spaces and cases are ingnored..


 
Search for variable star:
Search in: All catalogues / databases
 
 
 Search for data on the NET
(AFOEV, B.R.N.O., MEDUZA, VSOLJ, VSNET, HPHK, AICU-Ondrejov)
 Open European Journal on Variable stars

 
 GCVS (2011)  43.675 records
 NSV (1997) 14.811 records
 BRKA (2001)  1.432 records
 MEKA (2001)  147 records
 CzeV, SvkV and RafV catalogues (new variables)
 
 BCVS (1994)  529.953 records
 
 Show DSS plate 15'x 15' (use coords: )
(Selected catalogue has to be checked above.)